Alpha,alpha-trehalose-phosphate synthase (GDP-forming)
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In enzymology, an alpha,alpha-trehalose-phosphate synthase (GDP-forming) (EC 2.4.1.36) is an enzyme that catalyzes the chemical reaction
- GDP-glucose + glucose 6-phosphate GDP + alpha,alpha-trehalose 6-phosphate
Thus, the two substrates of this enzyme are GDP-glucose and glucose 6-phosphate, whereas its two products are GDP and alpha,alpha'-trehalose 6-phosphate.
This enzyme belongs to the family of glycosyltransferases, specifically the hexosyltransferases. The systematic name of this enzyme class is GDP-glucose:D-glucose-6-phosphate 1-alpha-D-glucosyltransferase. Other names in common use include GDP-glucose-glucose-phosphate glucosyltransferase, guanosine diphosphoglucose-glucose phosphate glucosyltransferase, and trehalose phosphate synthase (GDP-forming).
[edit] References
- IUBMB entry for 2.4.1.36
- BRENDA references for 2.4.1.36 (Recommended.)
- PubMed references for 2.4.1.36
- PubMed Central references for 2.4.1.36
- Google Scholar references for 2.4.1.36
- Elbein AD (1967). "Carbohydrate metabolism in Streptomyces hygroscopicus. I. Enzymatic synthesis of trehalose phosphate from guanosine diphosphate D-glucose-14C". J. Biol. Chem. 242: 403–6. PMID 6022837.
[edit] External links
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- The CAS registry number for this enzyme class is 37257-32-2.